Word + Bib. It is worthy of noting that a seed phrase grants access to your private keys. Whereas private keys are cumbersome to work with and come in a string of 256 alphanumeric figures, seed phrases are typically 12 or 24 words long, and created up of normal words. https://cristiannyjsd.wikievia.com/10136746/the_anatomy_of_a_bip39_phrase_entropy_words_and_stability